package org.learn.spring5.dao.impl;

import org.learn.spring5.dao.UserDao;

/**
 * UserDao的实现类
 */
public class UserDaoImpl implements UserDao {


    public int add(int i) {
        System.out.println("UserDaoImpl add ");
        return 1;
    }

    public int update(Integer id) {
        System.out.println("UserDaoImpl  update");
        return id;
    }
}
